Thanks prasanth for the heads up on this update. Windows may not respond when you try to open or close a folder by using Windows Explorer. When this occurs, you may be able to restart Explorer.exe to cause Windows Explorer to work correctly again.

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Windows XP service pack that contains this fix.